AD/CON/87 Amdt 2 - Superior Air Parts - Cylinder Assemblies (Cth)

AIRWORTHINESS DIRECTIVE On the effective date specified below, and for the reasons set out in the background section, the CASA delegate whose signature appears below revokes Airworthiness Directive (AD) AD/CON/87 Amdt 1 and issues the following AD under subregulation 39.001(1) of CASR 1998. The AD requires that the action set out in the requirement section (being action that the delegate considers necessary to correct the unsafe condition) be taken in relation to the aircraft or aeronautical product mentioned in the applicability section: (a) in the circumstances mentioned in the requirement section; and (b) in accordance with the instructions set out in the requirement section; and (c) at the time mentioned in the compliance section.

Teledyne Continental Motors Piston Engines AD/CON/87 Amdt 2 Superior Air Parts - Cylinder Assemblies 6/2007

Applicability: Teledyne Continental Motors (TCM) 470, 520, and 550 series reciprocating engines fitted with PMA cylinder assemblies manufactured by Superior Air Parts (SAP) between April 2005 and November 2005, with the following part numbers (P/Ns):

SA47000L-A1, SA47000L-A20P, SA47000S-A1, SA47000S-A20P, SA47000S-A21P, SA52000-A1, SA52000-A20P, SA52000-A21P, SA52000-A22P, SA52000-A23P, SA55000-A1 or SA55000-A20P.

These P/N cylinder assemblies may be installed in the following TCM engine models:

• O-470 -G, -K, -L, -M, -P, -R, -S, -U

• IO-470 -C, -D, -E, -F, -G, -H, -L, -M, -N, -P, -R, -S, -U, -V

• IO-520 -A, B, BA, C, CB, D, E, F, J, K, L, M, BB, MB

• TSIO-520 -AF, B, BB, C, CE, D, DB, E, EB, G, H, J, JB, K, KB, L, LB, M, N, NB, P, R, T, UB, VB, WB

• IO-550 -A, B, C, D, E, F, L

Note 1: A complete list of aircraft models, applicable TCM engines might be installed on, but not limited to, may be found in FAA Airworthiness Directive 2007-04-19R1 Amendment 39-15005. Requirement: 1. Determine the P/N of the cylinder assemblies installed. If your engine is fitted with affected cylinder assemblies P/N identified in the applicability list of the AD, check the serial numbers (S/N) of the cylinder assemblies in accordance with Superior Air Parts, Inc Mandatory Service Bulletin (MSB) B06-01 Revision E dated 24 January 2007.